Which of the following correctly describes the relationship between the graphs of y=2x and y=log2x?
a) The two graphs are reflections of each other in the y–axis.
b) The graph of y=log2x can be obtained by shifting the graph of y=2x one unit to the right.
c) The two graphs are reflections of each other in the line y=x.
d) The two graphs are reflections of each other in the x–axis.